

class Hls():
    __a1 = 0
    a2 = 1

    def prints1(self):
        print('huangliusong')

    def __prints2(self):
        print('huangliusong')


hls = Hls()
print(hls.a2)
hls.prints1()

hls.__a1 = 111

print(hls.__a1)


print(hls.__dict__)
